IPA: /ɪˈlɛk.trə.fɔrmd/
KK: /ɪˈlɛk.trə.fɔrmd/
Made or changed through a process that uses electric current to shape or form materials, often metals.
The artist used electroformed copper to create intricate jewelry designs.
Electroformed is formed from "electro-" (from Greek "ēlektron", meaning amber or electricity) and "formed" (from Old English "formian", meaning to shape or mold). The word describes an object that has been shaped or molded using electrical processes.
Think of 'electricity' ('electro-') being used to 'shape' ('formed') something — that's how electroformed items are created.
No commonly confused words.